128875840

素因数分解:

$2^6\times 5^1\times {\mathrm{67}}^1\times {\mathrm{6011}}^1$

素因数の和:6095

約数の個数: 56

約数和(自身を含む): 311517792

約数和(自身を除く): 182641952

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 67, 80, 134, 160, 268, 320, 335, 536, 670, 1072, 1340, 2144, 2680, 4288, 5360, 6011, 10720, 12022, 21440, 24044, 30055, 48088, 60110, 96176, 120220, 192352, 240440, 384704, 402737, 480880, 805474, 961760, 1610948, 1923520, 2013685, 3221896, 4027370, 6443792, 8054740, 12887584, 16109480, 25775168, 32218960, 64437920, 128875840]

約数ペア:

[(1, 128875840), (2, 64437920), (4, 32218960), (5, 25775168), (8, 16109480), (10, 12887584), (16, 8054740), (20, 6443792), (32, 4027370), (40, 3221896), (64, 2013685), (67, 1923520), (80, 1610948), (134, 961760), (160, 805474), (268, 480880), (320, 402737), (335, 384704), (536, 240440), (670, 192352), (1072, 120220), (1340, 96176), (2144, 60110), (2680, 48088), (4288, 30055), (5360, 24044), (6011, 21440), (10720, 12022)]